feat: add container

Containerfile

@@ -0,0 +1,18 @@
+FROM docker.io/rust:1.90 AS build
+COPY . /app
+WORKDIR /app
+RUN cargo build --release
+
+# FROM docker.io/alpine:3.22.1 AS production
+FROM docker.io/debian:sid AS production
+COPY --from=build /app/target/release/piperun-bot /app/
+COPY crontab /app/
+
+WORKDIR /app
+RUN ln -sf /bin/bash /bin/sh
+RUN mkdir log
+RUN chmod +x piperun-bot
+RUN apt update && apt install cron -y
+RUN /usr/bin/crontab crontab
+
+CMD ["cron", "-f"]